Finding the Fourth Proportional to 293,790.63, 405,408.20 and 166,486.17
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Solution
The fourth proportional to 293,790.63, 405,408.20 and 166,486.17 is: 229,737.95
Step by Step Solution
- Step 1: Write the proportion equation
293,790.63 : 405,408.20 = 166,486.17 : x - Step 2: Convert to fraction form
293,790.63/405,408.20 = 166,486.17/x - Step 3: Cross multiply
293,790.63x = 405,408.20 × 166,486.17 - Step 4: Simplify right side
293,790.63x = 67,494,857,672.16 - Step 5: Solve for x
x = 67,494,857,672.16/293,790.63 - Step 6: Final answer
x = 229,737.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.